package day4;

import java.util.Arrays;

public class Test4 {
    public static void main(String[] args) {
        //冒泡排序
        int[] array = {4,5,3,2,1};
        for (int i = 0; i < array.length-1; i++) {
            for (int j = 0; j < array.length-1-i; j++) {
                if(array[j]>array[j+1]){
                    int temp = array[j];
                    array[j] = array[j+1];
                    array[j+1] = temp;
                }
            }
        }
        System.out.println(Arrays.toString(array));
    }
}
